/**
 * Copyright (c) 2015-2018, Michael Yang 杨福海 (fuhai999@gmail.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 *  http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.jboot.component.opentracing;


import io.jboot.Jboot;
import io.jboot.core.spi.JbootSpiLoader;
import io.opentracing.Tracer;

public class JbootOpentracingManager {

    private static final JbootOpentracingManager me = new JbootOpentracingManager();


    public static JbootOpentracingManager me() {
        return me;
    }


    private TracerFactory tracerFactory;



    public JbootOpentracingManager() {
        JbootOpentracingConfig config = Jboot.config(JbootOpentracingConfig.class);

        if (!config.isConfigOk()) {
            return;
        }

        if (JbootOpentracingConfig.TYPE_ZIPKIN.equals(config.getType())) {
            tracerFactory = new ZipkinTracerFactory();
        } else {
            tracerFactory = JbootSpiLoader.load(TracerFactory.class, config.getType());
        }


    }


    public Tracer getTracer() {
        return tracerFactory != null ? tracerFactory.getTracer() : null;
    }




}



